128841572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1894729}}^1$

素因数の和:1894750

約数の個数: 12

約数和(自身を含む): 238735980

約数和(自身を除く): 109894408

約数列:

[1, 2, 4, 17, 34, 68, 1894729, 3789458, 7578916, 32210393, 64420786, 128841572]

約数ペア:

[(1, 128841572), (2, 64420786), (4, 32210393), (17, 7578916), (34, 3789458), (68, 1894729)]